Improvement in burglar-proof safes



toe. sAFEs, BANK Penitencia Ann RELATED ntnots.

t II d uur tatfs @tutti time JOSEPH M. EWING, OF HASTINGS,l MICHIG AN.

' Letters Patent N o. 100,741, dated Mel-rch 15, 1870.

IMPROVEMENT IN BURGLAR-PROOF SAPI-3S.

The Schedule referred to in these Letters Patent and making part of the same.

T0 whom a mail Cancer woven with cach other, and constructed of any suita- Be it known that I, JOSEPH M. Ewnve, of Hastble metal. ings, in the county of Barry, and State `of Michi- Said armor is secured at its edges to the outer' walls gan, have invented a new and useful Improvement or plates of the door and walls of the safe or vault, in Burglar-Proof Safes; and I do declare that the ,but hangs loosely in position.. f following is a 'true'and accurate description thereof, O represents the look-bolt which is placed behind reference being had to the accompanying drawings the armor. and to the letters of reference marked' thereon, and It will readily be seen that shoulda burglar attempt W being a part of this specification, in whichto reach the bolt by drilling through the dbor, when Figure l is a vertical section of a safe-door, showthe armor is reached, the drill will be turned aside by ing in elevation my improved ,chain-armor, and v the yielding link, which will not remain steady under Figure 2 is an elarged detail ot' the armor. the pressure ot' the drill. The same result obtains in W Similar letters ot' reference indicate corresponding the use of the punch, cold chisel, saw, 0r other tool. parts in each figure. If desired, an elastic backing of rubber or other The nature of my invention relates to an improved material may be interposed between the armor and construction of the doors and walls oi' safes and vaults, inner plates.

whereby burglars are precluded ti'oiu entering the Ilhe usual fire-proof filling is properly inclosed in a same. casing vbehind that containing the armor.

1t consists ,in suspending between the outer and in- What I claim as my invention, and desire to secure ner sheets of such doors and walls an armor, eoniby Letters Patent, isposed of chains iuterlinked or interwoven with each ln bthe construction of burglar-proof safes and other in such a manner that the tools ot' the burglar vaults, the employment of chain armor, as and for the will have no effect upon them. purpose set forth. v

' In the drawings- JOS. M. EWIXG.

A represents the front sheet of a safe-door, about the construction of which there is nothingnew. Witnesses:

B is a sheet of armor, composed ot' straight, or JOHN MCAFEE, preferablytwisted linkchains, interlinked or interlVM. BUGLER.

l W i 

